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Message-Id: <1458234833-25836-11-git-send-email-jiri@resnulli.us>
Date: Thu, 17 Mar 2016 18:13:50 +0100
From: Jiri Pirko <jiri@...nulli.us>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, idosch@...lanox.com, eladr@...lanox.com,
yotamg@...lanox.com, ogerlitz@...lanox.com,
roopa@...ulusnetworks.com, nikolay@...ulusnetworks.com,
jhs@...atatu.com, john.fastabend@...il.com, rami.rosen@...el.com,
gospo@...ulusnetworks.com, stephen@...workplumber.org,
sfeldma@...il.com
Subject: [patch net-next RFC 10/13] mlxsw: spectrum_buffers: Push out indexes and direction out of SB structs
From: Jiri Pirko <jiri@...lanox.com>
Structs are in arrays so use array index as pool/tc/prio index. With
that, there is need to maintain separate assrys for ingress and egress.
Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
.../net/ethernet/mellanox/mlxsw/spectrum_buffers.c | 426 +++++++++++----------
1 file changed, 220 insertions(+), 206 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
index cc40f4c..820a19c0 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
@@ -71,27 +71,16 @@ static int mlxsw_sp_sb_pm_write(struct mlxsw_sp *mlxsw_sp, u8 local_port,
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbpm), sbpm_pl);
}
-struct mlxsw_sp_pb {
- u8 index;
- u16 size;
-};
-
-#define MLXSW_SP_PB(_index, _size) \
- { \
- .index = _index, \
- .size = _size, \
- }
-
-static const struct mlxsw_sp_pb mlxsw_sp_pbs[] = {
- MLXSW_SP_PB(0, 208),
- MLXSW_SP_PB(1, 208),
- MLXSW_SP_PB(2, 208),
- MLXSW_SP_PB(3, 208),
- MLXSW_SP_PB(4, 208),
- MLXSW_SP_PB(5, 208),
- MLXSW_SP_PB(6, 208),
- MLXSW_SP_PB(7, 208),
- MLXSW_SP_PB(9, 208),
+static const u16 mlxsw_sp_pbs[] = {
+ 208,
+ 208,
+ 208,
+ 208,
+ 208,
+ 208,
+ 208,
+ 208,
+ 208,
};
#define MLXSW_SP_PBS_LEN ARRAY_SIZE(mlxsw_sp_pbs)
@@ -103,12 +92,8 @@ static int mlxsw_sp_port_pb_init(struct mlxsw_sp_port *mlxsw_sp_port)
mlxsw_reg_pbmc_pack(pbmc_pl, mlxsw_sp_port->local_port,
0xffff, 0xffff / 2);
- for (i = 0; i < MLXSW_SP_PBS_LEN; i++) {
- const struct mlxsw_sp_pb *pb;
-
- pb = &mlxsw_sp_pbs[i];
- mlxsw_reg_pbmc_lossy_buffer_pack(pbmc_pl, pb->index, pb->size);
- }
+ for (i = 0; i < MLXSW_SP_PBS_LEN; i++)
+ mlxsw_reg_pbmc_lossy_buffer_pack(pbmc_pl, i, mlxsw_sp_pbs[i]);
return mlxsw_reg_write(mlxsw_sp_port->mlxsw_sp->core,
MLXSW_REG(pbmc), pbmc_pl);
}
@@ -116,8 +101,6 @@ static int mlxsw_sp_port_pb_init(struct mlxsw_sp_port *mlxsw_sp_port)
#define MLXSW_SP_SB_BYTES_PER_CELL 96
struct mlxsw_sp_sb_pool {
- u8 pool;
- enum mlxsw_reg_sbxx_dir dir;
enum mlxsw_reg_sbpr_mode mode;
u32 size;
};
@@ -129,45 +112,47 @@ struct mlxsw_sp_sb_pool {
((14000000 - (8 * 1500 * MLXSW_PORT_MAX_PORTS)) / \
MLXSW_SP_SB_BYTES_PER_CELL)
-#define MLXSW_SP_SB_POOL(_pool, _dir, _mode, _size) \
- { \
- .pool = _pool, \
- .dir = _dir, \
- .mode = _mode, \
- .size = _size, \
+#define MLXSW_SP_SB_POOL(_mode, _size) \
+ { \
+ .mode = _mode, \
+ .size = _size, \
}
-#define MLXSW_SP_SB_POOL_INGRESS(_pool, _size) \
- MLXSW_SP_SB_POOL(_pool, MLXSW_REG_SBXX_DIR_INGRESS, \
- MLXSW_REG_SBPR_MODE_DYNAMIC, _size)
-
-#define MLXSW_SP_SB_POOL_EGRESS(_pool, _size) \
- MLXSW_SP_SB_POOL(_pool, MLXSW_REG_SBXX_DIR_EGRESS, \
- MLXSW_REG_SBPR_MODE_DYNAMIC, _size)
-
-static const struct mlxsw_sp_sb_pool mlxsw_sp_sb_pools[] = {
- MLXSW_SP_SB_POOL_INGRESS(0, MLXSW_SP_SB_POOL_INGRESS_SIZE),
- MLXSW_SP_SB_POOL_INGRESS(1, 0),
- MLXSW_SP_SB_POOL_INGRESS(2, 0),
- MLXSW_SP_SB_POOL_INGRESS(3, 0),
- MLXSW_SP_SB_POOL_EGRESS(0, MLXSW_SP_SB_POOL_EGRESS_SIZE),
- MLXSW_SP_SB_POOL_EGRESS(1, 0),
- MLXSW_SP_SB_POOL_EGRESS(2, 0),
- MLXSW_SP_SB_POOL_EGRESS(2, MLXSW_SP_SB_POOL_EGRESS_SIZE),
+static const struct mlxsw_sp_sb_pool mlxsw_sp_sb_pools_ingress[] = {
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC,
+ MLXSW_SP_SB_POOL_INGRESS_SIZE),
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
};
-#define MLXSW_SP_SB_POOLS_LEN ARRAY_SIZE(mlxsw_sp_sb_pools)
+#define MLXSW_SP_SB_POOLS_INGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_pools_ingress)
-static int mlxsw_sp_sb_pools_init(struct mlxsw_sp *mlxsw_sp)
+static const struct mlxsw_sp_sb_pool mlxsw_sp_sb_pools_egress[] = {
+
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC,
+ MLXSW_SP_SB_POOL_EGRESS_SIZE),
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
+ MLXSW_SP_SB_POOL(MLXSW_REG_SBPR_MODE_DYNAMIC,
+ MLXSW_SP_SB_POOL_EGRESS_SIZE),
+};
+
+#define MLXSW_SP_SB_POOLS_EGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_pools_egress)
+
+static int __mlxsw_sp_sb_pools_init(struct mlxsw_sp *mlxsw_sp,
+ enum mlxsw_reg_sbxx_dir dir,
+ const struct mlxsw_sp_sb_pool *pools,
+ size_t pools_len)
{
int i;
int err;
- for (i = 0; i < MLXSW_SP_SB_POOLS_LEN; i++) {
+ for (i = 0; i < pools_len; i++) {
const struct mlxsw_sp_sb_pool *pool;
- pool = &mlxsw_sp_sb_pools[i];
- err = mlxsw_sp_sb_pr_write(mlxsw_sp, pool->pool, pool->dir,
+ pool = &pools[i];
+ err = mlxsw_sp_sb_pr_write(mlxsw_sp, i, dir,
pool->mode, pool->size);
if (err)
return err;
@@ -175,109 +160,114 @@ static int mlxsw_sp_sb_pools_init(struct mlxsw_sp *mlxsw_sp)
return 0;
}
+static int mlxsw_sp_sb_pools_init(struct mlxsw_sp *mlxsw_sp)
+{
+ int err;
+
+ err = __mlxsw_sp_sb_pools_init(mlxsw_sp, MLXSW_REG_SBXX_DIR_INGRESS,
+ mlxsw_sp_sb_pools_ingress,
+ MLXSW_SP_SB_POOLS_INGRESS_LEN);
+ if (err)
+ return err;
+ return __mlxsw_sp_sb_pools_init(mlxsw_sp, MLXSW_REG_SBXX_DIR_EGRESS,
+ mlxsw_sp_sb_pools_egress,
+ MLXSW_SP_SB_POOLS_EGRESS_LEN);
+}
+
struct mlxsw_sp_sb_cm {
- union {
- u8 pg;
- u8 tc;
- } u;
- enum mlxsw_reg_sbxx_dir dir;
u32 min_buff;
u32 max_buff;
u8 pool;
};
-#define MLXSW_SP_SB_CM(_pg_tc, _dir, _min_buff, _max_buff, _pool) \
- { \
- .u.pg = _pg_tc, \
- .dir = _dir, \
- .min_buff = _min_buff, \
- .max_buff = _max_buff, \
- .pool = _pool, \
+#define MLXSW_SP_SB_CM(_min_buff, _max_buff, _pool) \
+ { \
+ .min_buff = _min_buff, \
+ .max_buff = _max_buff, \
+ .pool = _pool, \
}
-#define MLXSW_SP_SB_CM_INGRESS(_pg, _min_buff, _max_buff) \
- MLXSW_SP_SB_CM(_pg, MLXSW_REG_SBXX_DIR_INGRESS, \
- _min_buff, _max_buff, 0)
-
-#define MLXSW_SP_SB_CM_EGRESS(_tc, _min_buff, _max_buff) \
- MLXSW_SP_SB_CM(_tc, MLXSW_REG_SBXX_DIR_EGRESS, \
- _min_buff, _max_buff, 0)
-
-#define MLXSW_SP_CPU_PORT_SB_CM_EGRESS(_tc) \
- MLXSW_SP_SB_CM(_tc, MLXSW_REG_SBXX_DIR_EGRESS, 104, 2, 3)
-
-static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms[] = {
- MLXSW_SP_SB_CM_INGRESS(0, 10000 / MLXSW_SP_SB_BYTES_PER_CELL, 8),
- MLXSW_SP_SB_CM_INGRESS(1, 0, 0),
- MLXSW_SP_SB_CM_INGRESS(2, 0, 0),
- MLXSW_SP_SB_CM_INGRESS(3, 0, 0),
- MLXSW_SP_SB_CM_INGRESS(4, 0, 0),
- MLXSW_SP_SB_CM_INGRESS(5, 0, 0),
- MLXSW_SP_SB_CM_INGRESS(6, 0, 0),
- MLXSW_SP_SB_CM_INGRESS(7, 0, 0),
- MLXSW_SP_SB_CM_INGRESS(9, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff),
- MLXSW_SP_SB_CM_EGRESS(0, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(1, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(2, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(3, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(4, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(5, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(6, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(7, 1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9),
- MLXSW_SP_SB_CM_EGRESS(8, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(9, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(10, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(11, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(12, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(13, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(14, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(15, 0, 0),
- MLXSW_SP_SB_CM_EGRESS(16, 1, 0xff),
+static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_ingress[] = {
+ MLXSW_SP_SB_CM(10000 / MLXSW_SP_SB_BYTES_PER_CELL, 8, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0), /* dummy, this PG does not exist */
+ MLXSW_SP_SB_CM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+};
+
+#define MLXSW_SP_SB_CMS_INGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_cms_ingress)
+
+static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_egress[] = {
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(1500 / MLXSW_SP_SB_BYTES_PER_CELL, 9, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(0, 0, 0),
+ MLXSW_SP_SB_CM(1, 0xff, 0),
};
-#define MLXSW_SP_SB_CMS_LEN ARRAY_SIZE(mlxsw_sp_sb_cms)
+#define MLXSW_SP_SB_CMS_EGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_cms_egress)
+
+#define MLXSW_SP_CPU_PORT_SB_CM MLXSW_SP_SB_CM(104, 2, 3)
static const struct mlxsw_sp_sb_cm mlxsw_sp_cpu_port_sb_cms[] = {
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(0),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(1),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(2),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(3),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(4),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(5),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(6),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(7),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(8),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(9),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(10),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(11),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(12),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(13),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(14),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(15),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(16),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(17),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(18),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(19),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(20),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(21),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(22),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(23),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(24),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(25),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(26),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(27),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(28),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(29),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(30),
- MLXSW_SP_CPU_PORT_SB_CM_EGRESS(31),
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
+ MLXSW_SP_CPU_PORT_SB_CM,
};
#define MLXSW_SP_CPU_PORT_SB_MCS_LEN \
ARRAY_SIZE(mlxsw_sp_cpu_port_sb_cms)
-static int mlxsw_sp_sb_cms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port,
- const struct mlxsw_sp_sb_cm *cms,
- size_t cms_len)
+static int __mlxsw_sp_sb_cms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port,
+ enum mlxsw_reg_sbxx_dir dir,
+ const struct mlxsw_sp_sb_cm *cms,
+ size_t cms_len)
{
int i;
int err;
@@ -285,10 +275,12 @@ static int mlxsw_sp_sb_cms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port,
for (i = 0; i < cms_len; i++) {
const struct mlxsw_sp_sb_cm *cm;
+ if (i == 8 && dir == MLXSW_REG_SBXX_DIR_INGRESS)
+ continue; /* PG number 8 does not exist, skip it */
cm = &cms[i];
- err = mlxsw_sp_sb_cm_write(mlxsw_sp, local_port, cm->u.pg,
- cm->dir, cm->min_buff,
- cm->max_buff, cm->pool);
+ err = mlxsw_sp_sb_cm_write(mlxsw_sp, local_port, i, dir,
+ cm->min_buff, cm->max_buff,
+ cm->pool);
if (err)
return err;
}
@@ -297,65 +289,71 @@ static int mlxsw_sp_sb_cms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port,
static int mlxsw_sp_port_sb_cms_init(struct mlxsw_sp_port *mlxsw_sp_port)
{
- return mlxsw_sp_sb_cms_init(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->local_port, mlxsw_sp_sb_cms,
- MLXSW_SP_SB_CMS_LEN);
+ int err;
+
+ err = __mlxsw_sp_sb_cms_init(mlxsw_sp_port->mlxsw_sp,
+ mlxsw_sp_port->local_port,
+ MLXSW_REG_SBXX_DIR_INGRESS,
+ mlxsw_sp_sb_cms_ingress,
+ MLXSW_SP_SB_CMS_INGRESS_LEN);
+ if (err)
+ return err;
+ return __mlxsw_sp_sb_cms_init(mlxsw_sp_port->mlxsw_sp,
+ mlxsw_sp_port->local_port,
+ MLXSW_REG_SBXX_DIR_EGRESS,
+ mlxsw_sp_sb_cms_egress,
+ MLXSW_SP_SB_CMS_EGRESS_LEN);
}
static int mlxsw_sp_cpu_port_sb_cms_init(struct mlxsw_sp *mlxsw_sp)
{
- return mlxsw_sp_sb_cms_init(mlxsw_sp, 0, mlxsw_sp_cpu_port_sb_cms,
- MLXSW_SP_CPU_PORT_SB_MCS_LEN);
+ return __mlxsw_sp_sb_cms_init(mlxsw_sp, 0, MLXSW_REG_SBXX_DIR_EGRESS,
+ mlxsw_sp_cpu_port_sb_cms,
+ MLXSW_SP_CPU_PORT_SB_MCS_LEN);
}
struct mlxsw_sp_sb_pm {
- u8 pool;
- enum mlxsw_reg_sbxx_dir dir;
u32 min_buff;
u32 max_buff;
};
-#define MLXSW_SP_SB_PM(_pool, _dir, _min_buff, _max_buff) \
- { \
- .pool = _pool, \
- .dir = _dir, \
- .min_buff = _min_buff, \
- .max_buff = _max_buff, \
+#define MLXSW_SP_SB_PM(_min_buff, _max_buff) \
+ { \
+ .min_buff = _min_buff, \
+ .max_buff = _max_buff, \
}
-#define MLXSW_SP_SB_PM_INGRESS(_pool, _min_buff, _max_buff) \
- MLXSW_SP_SB_PM(_pool, MLXSW_REG_SBXX_DIR_INGRESS, \
- _min_buff, _max_buff)
-
-#define MLXSW_SP_SB_PM_EGRESS(_pool, _min_buff, _max_buff) \
- MLXSW_SP_SB_PM(_pool, MLXSW_REG_SBXX_DIR_EGRESS, \
- _min_buff, _max_buff)
-
-static const struct mlxsw_sp_sb_pm mlxsw_sp_sb_pms[] = {
- MLXSW_SP_SB_PM_INGRESS(0, 0, 0xff),
- MLXSW_SP_SB_PM_INGRESS(1, 0, 0),
- MLXSW_SP_SB_PM_INGRESS(2, 0, 0),
- MLXSW_SP_SB_PM_INGRESS(3, 0, 0),
- MLXSW_SP_SB_PM_EGRESS(0, 0, 7),
- MLXSW_SP_SB_PM_EGRESS(1, 0, 0),
- MLXSW_SP_SB_PM_EGRESS(2, 0, 0),
- MLXSW_SP_SB_PM_EGRESS(3, 0, 0),
+static const struct mlxsw_sp_sb_pm mlxsw_sp_sb_pms_ingress[] = {
+ MLXSW_SP_SB_PM(0, 0xff),
+ MLXSW_SP_SB_PM(0, 0),
+ MLXSW_SP_SB_PM(0, 0),
+ MLXSW_SP_SB_PM(0, 0),
};
-#define MLXSW_SP_SB_PMS_LEN ARRAY_SIZE(mlxsw_sp_sb_pms)
+#define MLXSW_SP_SB_PMS_INGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_pms_ingress)
-static int mlxsw_sp_port_sb_pms_init(struct mlxsw_sp_port *mlxsw_sp_port)
+static const struct mlxsw_sp_sb_pm mlxsw_sp_sb_pms_egress[] = {
+ MLXSW_SP_SB_PM(0, 7),
+ MLXSW_SP_SB_PM(0, 0),
+ MLXSW_SP_SB_PM(0, 0),
+ MLXSW_SP_SB_PM(0, 0),
+};
+
+#define MLXSW_SP_SB_PMS_EGRESS_LEN ARRAY_SIZE(mlxsw_sp_sb_pms_egress)
+
+static int __mlxsw_sp_port_sb_pms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port,
+ enum mlxsw_reg_sbxx_dir dir,
+ const struct mlxsw_sp_sb_pm *pms,
+ size_t pms_len)
{
int i;
int err;
- for (i = 0; i < MLXSW_SP_SB_PMS_LEN; i++) {
+ for (i = 0; i < pms_len; i++) {
const struct mlxsw_sp_sb_pm *pm;
- pm = &mlxsw_sp_sb_pms[i];
- err = mlxsw_sp_sb_pm_write(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->local_port,
- pm->pool, pm->dir,
+ pm = &pms[i];
+ err = mlxsw_sp_sb_pm_write(mlxsw_sp, local_port, i, dir,
pm->min_buff, pm->max_buff);
if (err)
return err;
@@ -363,37 +361,53 @@ static int mlxsw_sp_port_sb_pms_init(struct mlxsw_sp_port *mlxsw_sp_port)
return 0;
}
+static int mlxsw_sp_port_sb_pms_init(struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ int err;
+
+ err = __mlxsw_sp_port_sb_pms_init(mlxsw_sp_port->mlxsw_sp,
+ mlxsw_sp_port->local_port,
+ MLXSW_REG_SBXX_DIR_INGRESS,
+ mlxsw_sp_sb_pms_ingress,
+ MLXSW_SP_SB_PMS_INGRESS_LEN);
+ if (err)
+ return err;
+ return __mlxsw_sp_port_sb_pms_init(mlxsw_sp_port->mlxsw_sp,
+ mlxsw_sp_port->local_port,
+ MLXSW_REG_SBXX_DIR_EGRESS,
+ mlxsw_sp_sb_pms_egress,
+ MLXSW_SP_SB_PMS_EGRESS_LEN);
+}
+
struct mlxsw_sp_sb_mm {
- u8 prio;
u32 min_buff;
u32 max_buff;
u8 pool;
};
-#define MLXSW_SP_SB_MM(_prio, _min_buff, _max_buff, _pool) \
- { \
- .prio = _prio, \
- .min_buff = _min_buff, \
- .max_buff = _max_buff, \
- .pool = _pool, \
+#define MLXSW_SP_SB_MM(_min_buff, _max_buff, _pool) \
+ { \
+ .min_buff = _min_buff, \
+ .max_buff = _max_buff, \
+ .pool = _pool, \
}
static const struct mlxsw_sp_sb_mm mlxsw_sp_sb_mms[] = {
- MLXSW_SP_SB_MM(0, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(1, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(2, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(3, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(4, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(5, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(6, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(7, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(8, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(9, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(10, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(11, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(12, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(13, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
- MLXSW_SP_SB_MM(14, 20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
+ MLXSW_SP_SB_MM(20000 / MLXSW_SP_SB_BYTES_PER_CELL, 0xff, 0),
};
#define MLXSW_SP_SB_MMS_LEN ARRAY_SIZE(mlxsw_sp_sb_mms)
@@ -408,7 +422,7 @@ static int mlxsw_sp_sb_mms_init(struct mlxsw_sp *mlxsw_sp)
const struct mlxsw_sp_sb_mm *mc;
mc = &mlxsw_sp_sb_mms[i];
- mlxsw_reg_sbmm_pack(sbmm_pl, mc->prio, mc->min_buff,
+ mlxsw_reg_sbmm_pack(sbmm_pl, i, mc->min_buff,
mc->max_buff, mc->pool);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbmm), sbmm_pl);
if (err)
--
2.5.0
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